xref: /aosp_15_r20/external/skia/fuzz/oss_fuzz/FuzzRegionSetPath.cpp (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17) 
1 /*
2  * Copyright 2018 Google Inc.
3  *
4  * Use of this source code is governed by a BSD-style license that can be
5  * found in the LICENSE file.
6  */
7 
8 #include "fuzz/Fuzz.h"
9 #include "fuzz/FuzzCommon.h"
10 #include "include/core/SkPath.h"
11 #include "include/core/SkRegion.h"
12 
13 
FuzzRegionSetPath(Fuzz * fuzz)14 void FuzzRegionSetPath(Fuzz* fuzz) {
15     SkPath p;
16     FuzzNicePath(fuzz, &p, 1000);
17     SkRegion r1;
18     bool initR1;
19     fuzz->next(&initR1);
20     if (initR1) {
21         fuzz->next(&r1);
22     }
23     SkRegion r2;
24     fuzz->next(&r2);
25 
26     r1.setPath(p, r2);
27 
28     // Do some follow on computations to make sure region is well-formed.
29     r1.computeRegionComplexity();
30     r1.isComplex();
31     if (r1 == r2) {
32         r1.contains(0,0);
33     } else {
34         r1.contains(1,1);
35     }
36 }
37 
38 #if defined(SK_BUILD_FOR_LIBFUZZER)
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)39 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
40     if (size > 512) {
41         return 0;
42     }
43     Fuzz fuzz(data, size);
44     FuzzRegionSetPath(&fuzz);
45     return 0;
46 }
47 #endif
48